12 ACADEMY OF NATURAL SCIENCES 



as long as the second, linear, gradually a little attenuated to the 

 base ; thorax muricated. 



Inhabits North America. 



Cabinet of the Academy. 



Body ovate, narrowed before, rounded behind ; thorax black- 

 brown opake, gradually narrowed from the base to the tip of the 

 mandibles, armed with numerous short, robust spines; feet rufo- 

 testaccous ; palpi rufous basal joints subglobular, gibbous behind 

 third joint cylindrical, nearly three times longer than the second, 

 armed with short rigid hairs, and gradually attenuated to the base, 

 fourth joint shorter but somewhat larger than the preceding one, 

 and gradually much attenuated to its base ; hand black-brown, 

 above oblong subovate, laterally linear, fingers as long as the hand 

 paler, incurved and furnished with a few elongated, flexible hairs ; 

 abdomen above black-brown, and with the feet furnished with 

 minute, spine-like hairs, segments margined with obsolete pale 

 testaceous. 



Length rather more than one-tenth of an inch. [ 64 ] 



Common in decaying wood, under bark, in houses, under stones, 

 &c. I found a variety on the river St. John, in East Florida, of 

 which the anterior portion of the abdomen and posterior part of 

 the thorax is rufous. This species considerably resembles C. 

 £erma/m I of Leach, (Zool. Misc. vol. 3, p. 49.) 



2. C. OBLONGUS. — Second joint of the anterior feet hardly 

 twice as long as the first, rather larger towards the base ; thorax 

 polished. 



Inhabits North America. 



Cabinet of the Academy. 



Body oblong, sublinear : thorax reddish-brown, polished; tes- 

 taceous at base, rather abruptly attenuated from the middle to the 

 tip, and with abbreviated flexible hairs, instead of spinules : feet 

 pale, testaceous; palpi reddish-brown, with dilated, short joints, 

 and furnished with numerous flexible hairs, second and third 

 joints subequal, the latter rather shorter and dilated in the mid- 

 dle : hands ovate, almost truncated at base ; fingers shorter than 

 the hand, and with a few longer hairs ; abdomen above brownish, 

 slightly hairy, polished, margins of the incisures testaceous. 

 Smaller than the last. 



Occupies the same situations as the preceding. It bears con- 



[Vol. II. 



